Turba_Driver::checkDefaultShare PHP Method

    public function checkDefaultShare(Horde_Share_Object $share, array $srcconfig)
    {
        $params = @unserialize($share->get('params'));
        if (!isset($params['default'])) {
            $params['default'] = $params['name'] == $GLOBALS['registry']->getAuth();
            $share->set('params', serialize($params));
            $share->save();
        }
        return $params['default'];
    }